Manitowoc I0320 Dokumentacja Pobierz pdf (Strona 216)

100

101

216 Part Number STH025 2/14

Severe System Contamination

1. Remove the refrigerant charge.

2. Remove the compressor and inspect the

refrigeration lines. If burnout deposits are found,

install a new harvest valve, replace the manifold

strainer, TXV and harvest pressure regulating

valve.

3. Wipe away any burnout deposits from suction and

discharge lines at compressor.

4. Sweep through the open system with dry

nitrogen.

5. Install a new compressor and new start

components.

6. Install a suction line filter-drier with acid and

moisture removal capability. Place the filter drier

as close to the compressor as possible.

7. Install an access valve at the inlet of the suction

line drier.

8. Install a new liquid line drier.

Important

Refrigerant sweeps are not recommended, as they

release CFCs into the atmosphere.

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